/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f7fa;
    --bg-card: #ffffff;
    --text-primary: #1a2332;
    --text-secondary: #4a5568;
    --text-muted: #a0aec0;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 6px;
    --transition: all 0.3s ease;
    
    --color-primary: #4F46E5;
    --color-primary-hover: #4338CA;
    --color-success: #10B981;
    --color-success-hover: #059669;
    --color-danger: #EF4444;
    --color-danger-hover: #DC2626;
    --color-warning: #F59E0B;
    --color-warning-hover: #D97706;
    --color-info: #3B82F6;
    --color-info-hover: #2563EB;
    
    --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font-family);
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
    min-height: 100vh;
    line-height: 1.6;
}

/* ===== DARK MODE ===== */
body.dark-mode {
    --bg-primary: #1a202c;
    --bg-secondary: #2d3748;
    --bg-card: #2d3748;
    --text-primary: #f7fafc;
    --text-secondary: #e2e8f0;
    --text-muted: #a0aec0;
    --border-color: #4a5568;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
}

/* ===== LAYOUT ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER ===== */
.header {
    background: var(--bg-card);
    box-shadow: var(--shadow);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.nav a:hover {
    background: var(--bg-secondary);
    color: var(--color-primary);
}

.nav a.active {
    color: var(--color-primary);
    background: rgba(79, 70, 229, 0.1);
}

.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--color-danger);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 50%;
    min-width: 20px;
    text-align: center;
}

/* ===== CARDS ===== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

/* ===== STATUS BUBBLES ===== */
.status-bubble {
    padding: 12px 20px;
    border-radius: var(--radius);
    font-weight: 500;
    text-align: center;
    margin: 16px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
}

.status-bubble.status-error {
    background: #FEE2E2;
    color: #991B1B;
    border: 2px solid #FCA5A5;
}

.status-bubble.status-inactive {
    background: #FEF3C7;
    color: #92400E;
    border: 2px solid #FCD34D;
}

.status-bubble.status-success {
    background: #D1FAE5;
    color: #065F46;
    border: 2px solid #6EE7B7;
}

.status-bubble.status-ready {
    background: #DBEAFE;
    color: #1E40AF;
    border: 2px solid #93C5FD;
}

body.dark-mode .status-bubble.status-error {
    background: #7F1D1D;
    color: #FCA5A5;
    border-color: #991B1B;
}

body.dark-mode .status-bubble.status-inactive {
    background: #78350F;
    color: #FCD34D;
    border-color: #92400E;
}

body.dark-mode .status-bubble.status-success {
    background: #064E3B;
    color: #6EE7B7;
    border-color: #065F46;
}

body.dark-mode .status-bubble.status-ready {
    background: #1E3A5F;
    color: #93C5FD;
    border-color: #1E40AF;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* ===== BUTTONS ===== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-success:hover {
    background: var(--color-success-hover);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--color-danger);
    color: white;
}

.btn-danger:hover {
    background: var(--color-danger-hover);
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--color-warning);
    color: white;
}

.btn-warning:hover {
    background: var(--color-warning-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 18px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== TABLES ===== */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
}

table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 12px 16px;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
}

table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
}

table tr:hover {
    background: var(--bg-secondary);
}

/* ===== BESTELLFORM ===== */
.item-row {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.item-row input[type="text"] {
    flex: 2;
    min-width: 150px;
}

.item-row input[type="number"] {
    flex: 0 0 80px;
}

.remove-row {
    background: var(--color-danger);
    color: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.remove-row:hover {
    transform: scale(1.1);
    opacity: 0.9;
}

/* ===== NOTIFICATIONS ===== */
.notification-list {
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    align-items: flex-start;
    transition: var(--transition);
    cursor: pointer;
}

.notification-item:hover {
    background: var(--bg-secondary);
}

.notification-item.unread {
    border-left: 4px solid var(--color-primary);
    background: rgba(79, 70, 229, 0.05);
}

.notification-icon {
    font-size: 24px;
    flex-shrink: 0;
    margin-top: 4px;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: 600;
}

.notification-message {
    color: var(--text-secondary);
    font-size: 14px;
}

.notification-time {
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: stretch;
    }
    
    .nav {
        justify-content: center;
    }
    
    .item-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .item-row input[type="number"] {
        flex: 1;
    }
    
    .card {
        padding: 16px;
    }
    
    table th, table td {
        padding: 8px 10px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .nav {
        flex-direction: column;
        gap: 8px;
    }
    
    .nav a {
        width: 100%;
        text-align: center;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}